CB350K0
Sell Date: 1968-69
Rel Date: 02/29/68
Product Code: 287 (Middle number of Honda part numbers)
Frame number: CB350-1000001
Engine number: CB350E-1000001
Colors:

• Candy Blue/White
• Candy Red/White (shown)
• Green/White

Features:

• Gas tank is two tone, side covers and headlight shell are white.
• Fork covers are primary colors.
• Non-pleated seat.
• Oval taillight lens.

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CB350K1
Sell Date: 1969
Rel Date: 05/01/69
Product Code: 287 (Middle number of Honda part numbers)
Frame number: CB350-1020596
Engine number: CB350E-1045165
Colors:

• Candy Blue/White
• Candy Red/White (shown)
• Green/White

Changes:

• Stripe added to gas tank (under "HONDA" script).
• New wider gas tank with increased capacity.
• Pleated seat.
• Rectangular taillight lens.

CB350K2
Sell Date: 1970
Rel Date: 02/10/70
Product Code: 317 (Middle number of Honda part numbers)
Frame number: CB350-2000001
Engine number: CB350E-2000001
Colors:

• Candy Blue Green /White
• Candy Gold /White (shown)
• Candy Ruby Red /White

Changes:

• Gas tank is two tone, no knee pads.
• Fork covers, side covers and headlight shell are primary colors.
• Reflectors moved to upper fork.
• Front fender braces moved to bottom of fork tubes.
• Headlight shell is plastic.
• Black anodized aluminum switches.

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CB350K3
Sell Date: 1971
Rel Date: 02/08/71
Product Code: 317 (Middle number of Honda part numbers)
Frame number: CB350-3000001
Engine number: CB350E-3000001
Colors:

• Derby Green Metallic
• Candy Gold
• Light Ruby Red (shown)

Changes:

• Gas tank is one color with a black and white stripe, no wing, hinged cap.
• Side covers and emblems are new.
• Seat is hinged on the left hand side, new pleat design.

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CB350K4
Sell Date: 1972-73
Rel Date: 02/01/72
Product Code: 317 (Middle number of Honda part numbers)
Frame number: CB350-4000001
Engine number: CB350E-4000001
Colors:

• Gentle Maroon Metallic
• Candy Bacchus Olive (shown)
• Candy Gold
• Light Ruby Red

Changes:

• Taillight is larger.
• Side covers emblems are larger.
• Seat latch uses a key.

(click on thumbnail picture to view much larger version)

CB350G (K5?)
Sell Date: 1973
Rel Date: 01/01/73
Product Code: 344 (Middle number of Honda part numbers)
Frame number: CB350-5000001
Engine number: CB350E-5000001
Colors:

• Iris Purple Metallic
• Tyrolean Green Metallic (shown)
• Candy Orange

Changes:

• White fuel tank stripe is wider.
• Front brake is hydraulic disk.
• Upper fork covers are chrome with black fork boots.
• Side cover emblems are black on white.
• Chrome grip pipe behind seat.
• Insruments tilted toward the rider.